// @target: es6
class B {
    "foo"() {
    }
    14() {
    }
    11() {
    }
    interface() {
    }
    constructor(){
        this["hello"] = 10;
        this[6] = "world";
        this[10076] = "WORLD";
        this[20] = "twenty";
    }
}
B["hi"] = 10000;
B[22] = "twenty-two";
B[5] = "binary";
B[1693] = "octal";
